Add 42/49 and 15/30
42/49 + 15/30 is 19/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 49 × 30 = 1470,
42/49 = 42 × 30/49 × 30 = 1260/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
15/30 = 15 × 49/30 × 49 = 735/1470 - Add the two like fractions:
1260/1470 + 735/1470 = 1260 + 735/1470 = 1995/1470 - 1995/1470 simplified gives 19/14
- So, 42/49 + 15/30 = 19/14
In mixed form: 15/14
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